30203350153 has 2 divisors, whose sum is σ = 30203350154. Its totient is φ = 30203350152.

The previous prime is 30203350141. The next prime is 30203350183. The reversal of 30203350153 is 35105330203.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29731070329 + 472279824 = 172427^2 + 21732^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30203350153 is a prime.

It is not a weakly prime, because it can be changed into another prime (30203350183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15101675076 + 15101675077.

It is an arithmetic number, because the mean of its divisors is an integer number (15101675077).

Almost surely, 2^30203350153 is an apocalyptic number.

It is an amenable number.

30203350153 is a deficient number, since it is larger than the sum of its proper divisors (1).

30203350153 is an equidigital number, since it uses as much as digits as its factorization.

30203350153 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4050, while the sum is 25.

Adding to 30203350153 its reverse (35105330203), we get a palindrome (65308680356).

The spelling of 30203350153 in words is "thirty billion, two hundred three million, three hundred fifty thousand, one hundred fifty-three".